AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Michigan > Copper in shale |
DESCRIPTION: | No. 51027 |
Mineral: | Copper in shale |
Locality: | White Pine Mine, Ontonagon County, Michigan |
Description: | Sawn slab of black shale with blebs of metallic native copper visible in the shale. One face was lacquered to prevent tarnish and to highlight the copper. Ex. Peter B. Nalle (1923-2010) collection #536b, personally collected in June 1965 |
Overall Size: | 5.5x4x1 cm |
Crystals: | 1 mm |
Archived: | For reference only |
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